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Specification
AspectRatio : 16:9
Brand : Huanyu
BulletPoint1 : Compared with the traditional LCD eye chart, this eye chart adds a contrast sensitivity test and amblyopia optotypes.
BulletPoint2 : Convenient for test: With the maximum 3 lines and 8 rows of optotypes showing on screen.
BulletPoint3 : Display Fuctions: 1.Line display 2.List display 3.Signal display 4.Red & green color display 5.Full screen display
BulletPoint4 : Accurate and exact: effective distance is 2-8m, can be adjust to the minimum distance(lm) for crowded area.
BulletPoint5 : Numerous Option of Optotypes: international C optotypes, E optotypes, letter optotypes, children optotypes, numeric optotypes, astigmatic optotypes, cross optotypes, binocular balance optotypes, color blindness optotypes, and so on
Color : VC-2 19"
HasColorScreen : 1
ImageContrastRatio : 2000:1
ItemName : Huanyu 21.5 inch LCD Eye Test Chart Projector 21.5" (54.6CM) LED Visual Acuity Panel Chart Monitor Vision Tester Optometry Equipment AC100-240V (VC-2 19")
ItemPackageQuantity : 1
ItemTypeKeyword : therapeutic-eye-charts
Manufacturer : Huanyu
ModelName : VC-1 21.5"
ModelNumber : 161b76e2-6cfd-4614-aae8-c2df706340a0
NativeResolution : 1680x1050
NumberOfItems : 1
PartNumber : WJJ-283B
ProductDescription : Huanyu
Thanks for viewinging this LCD chart system chchart sold by Huanyu Store! We hope that our product will dedicate you a convenient life and new feeling.
Technical data:
Max. Screen Resolution: 1680×1050@60HZ
Screen Dot Pitch: 0.282mm
Screen Type: TFT
Screen Ratio: 16:9
Screen Dimension: 21.5inch(54.6cm)
Visible Size：473.76mmx296.1mm
Visible Angle: H:170/V:160
Color: 16.7m
Max. Brightness: 300cd/m2
Max. Contrast Ratio: 2000:1
Signal Response Time: 5ms
Measuring Distance: 2~8m (adjustable)
Record of Vision Test Method: Imperial fraction, or decimal
Rmote-controlling Distance: Max. remote-controlling distance>8m
Power Source: AC100-240V + 10%, 50/60Hz
Standard Power Consumption: 60W
Standby Power Consumption:<2W

Service condition:
Working tempetature: 5℃--35℃
Working humidity: 20%RH-80%
Atmospheric pressure: 86kpa--106kpa


ProductSiteLaunchDate : 2019-12-14T08:53:41.394Z
RealAngleOfView : 170 degrees
RefreshRate : 60 hertz
Resolution : SXGA+ Wide
ResponseTime : 5 milliseconds
ScreenSurfaceDescription : Glossy
UnitCount : 1
UnspscCode : 43211900
ViewingAngle : 160 degrees